/*
 *  Copyright (C) 2018  Vito Caputo - <vcaputo@pengaru.com>
 *
 *  This program is free software: you can redistribute it and/or modify it
 *  under the terms of the GNU General Public License version 3 as published
 *  by the Free Software Foundation.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef _IX3_H
#define _IX3_H

typedef struct ix3_object_t ix3_object_t;
typedef struct ix3_t ix3_t;
typedef struct bb3f_t bb3f_t;
typedef struct v3f_t v3f_t;

typedef enum ix3_search_status_t {
	IX3_SEARCH_STOP_MISS,
	IX3_SEARCH_STOP_HIT,
	IX3_SEARCH_MORE_MISS,
	IX3_SEARCH_MORE_HIT,
} ix3_search_status_t;

typedef ix3_search_status_t (ix3_object_cb_t)(void *cb_context, ix3_object_t *ix3_object, v3f_t *ix3_object_position, bb3f_t *ix3_object_aabb, void *object);

ix3_t * ix3_new(bb3f_t *aabb, unsigned max_per_node, unsigned max_depth, unsigned max_asip);
void ix3_free(ix3_t *ix3);
ix3_object_t * ix3_object_new(ix3_t *ix3, v3f_t *position, v3f_t *origin, bb3f_t *aabb, void *object);
void ix3_reset(ix3_t *ix3);
void ix3_object_free(ix3_t *ix3, ix3_object_t *object);
ix3_object_t * ix3_object_move(ix3_t *ix3, ix3_object_t *object, v3f_t *object_position, v3f_t *object_origin, bb3f_t *object_aabb);
int ix3_object_aabb_overlap(ix3_t *ix3, ix3_object_t *object, v3f_t *aabb_position, v3f_t *aabb_origin, bb3f_t *aabb);
unsigned ix3_search_by_point(ix3_t *ix3, v3f_t *point, ix3_object_cb_t *cb, void *arg);
unsigned ix3_search_by_aabb(ix3_t *ix3, v3f_t *search_position, v3f_t *search_origin, bb3f_t *search_aabb, ix3_object_cb_t *cb, void *arg);
unsigned ix3_search_by_ray(ix3_t *ix3, v3f_t *origin, v3f_t *direction, ix3_object_cb_t *cb, void *arg);

#endif